.el-header {
   background: #fff;
   color: #333;
   text-align: center;
   line-height: 100px;
}

.el-footer {
   background: #fff;
   color: #333;
   text-align: center;
   line-height: 60px;
}

.el-header {
   font-size: 22px;
}

.form {
   display: inline-block;
   margin: 0 auto;
   width: 380px;
   background: #fff;
   padding: 10px 40px;
   border-radius: 5px;
   position: absolute;
   top: 50%;
   left: 50%;
   transform: translate(-50%, -50%);
}

.el-main {
   position: relative;
   background: url("http://res.zhen-yee.com/zhenyi/login-bg.jpg");
   background-size: cover;
   color: #333;
   text-align: center;
   line-height: 160px;
}

.login-btn {
   cursor: pointer;
   width: 100%;
   margin-top: 22px;
   background: #CCE5E2;
   border-color: #CCE5E2;
   border-radius: 15px;
   color: #7C9A9F;
}